Question 13994
3n+10/n=17 -------->multiply with n
{{{3n^2+10=17n}}}
{{{3n^2-17n+10=0}}}
{{{(3n-2)(n-5)=0}}}
{{{3n-2=0}}} or {{{n-5=0}}}
{{{3n=2}}} or {{{n=5}}}
{{{3n/3=2/3}}}
{{{n=2/3}}}

Thus, {{{n=2/3}}} or n=5

OK